6449437 has 2 divisors, whose sum is σ = 6449438. Its totient is φ = 6449436.

The previous prime is 6449431. The next prime is 6449447. The reversal of 6449437 is 7349446.

6449437 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6446521 + 2916 = 2539^2 + 54^2 .

It is a cyclic number.

It is not a de Polignac number, because 6449437 - 2⁷ = 6449309 is a prime.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 6449437 parts by 3591 straight cuts.

It is a junction number, because it is equal to n+sod(n) for n = 6449396 and 6449405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6449431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3224718 + 3224719.

It is an arithmetic number, because the mean of its divisors is an integer number (3224719).

Almost surely, 2^6449437 is an apocalyptic number.

It is an amenable number.

6449437 is a deficient number, since it is larger than the sum of its proper divisors (1).

6449437 is an equidigital number, since it uses as much as digits as its factorization.

6449437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 6449437 is about 2539.5741769045. The cubic root of 6449437 is about 186.1403823238.

Subtracting 6449437 from its reverse (7349446), we obtain a palindrome (900009).

It can be divided in two parts, 6449 and 437, that added together give a palindrome (6886).

The spelling of 6449437 in words is "six million, four hundred forty-nine thousand, four hundred thirty-seven".